In the 1960's, which of the following would have been described as "mother's little helper"?

What did the study by Kassin and Kiechel (1996) examine?

A) why guilty people confess B) why innocent people confess C) why guilty people refuse to confess D) why guilty people do not get convicted

Birds raised in isolation sing the songs typical of their species. For ethologists, this speaks to the influence of

a. evolution. b. environment. c. learning. d. reinforcements.